Proweblook WhatsApp Checker API
Data Validation · SMS & Messaging
Proweblook WhatsApp Number Checker is a real-time verification API that confirms whether any given phone number is registered and active on WhatsApp, including whether the account is a personal WhatsApp account or a WhatsApp Business account. 7% accuracy across 180+ countries including Nigeria.
Proweblook WhatsApp Checker API Highlights
Proweblook WhatsApp Checker API is verified for developer integrations in Nigeria and across African markets, providing documented endpoints, sandbox testing, and developer support.
API Key
Real-time and async modes. Bulk batch processing supported.
Nigeria
Ghana
Kenya
AWSProweblook WhatsApp Checker API is best for:
Nigerian businesses and developers who need to verify whether phone numbers are registered on WhatsApp before sending messages, with support for personal and business account detection and bulk list checking.
- Free tier available
- Paid plans for higher volume check proweblook.com for current pricing
- Bulk processing supported
Proweblook WhatsApp Checker API Core Features & Capabilities
Features Included
Not Supported
Required Access Documents for Proweblook WhatsApp Checker API
- Account RegistrationRequiredRegister at proweblook.com to obtain an API key. Free tier available.
Different Proweblook WhatsApp Checker API use cases
- WhatsApp Campaign Pre-Screening:Before sending a WhatsApp broadcast to Nigerian customers, run the contact list through Proweblook's WhatsApp Checker to remove numbers not registered on WhatsApp, reducing message failures and associated costs.
- Customer Onboarding Channel Selection:Check if a new Nigerian user's phone number is registered on WhatsApp during onboarding and automatically route future communications to WhatsApp instead of SMS for users who are active on WhatsApp.
- Business vs Personal Account Detection:Identify which Nigerian contact numbers are WhatsApp Business accounts versus personal accounts for B2B outreach tools that want to prioritize business contacts for commercial messages.
- Delivery Rate Optimization:Improve the ROI of Nigerian WhatsApp marketing campaigns by pre-filtering contact lists to only include verified WhatsApp-registered numbers, eliminating wasted message attempts.
- CRM WhatsApp Status Enrichment:Enrich a Nigerian CRM with WhatsApp registration status for each contact enabling sales and support teams to know immediately which customers are reachable on WhatsApp.